3COM 3CR17172-91-US Specifications - Fast Ethernet Switch, Networking

Manufacturer		3Com
Manufacturer Part #		3CR17172-91-US
Device	Type	Switch
Device	Form Factor	External - 1U
Networking	Ports Qty	48 x Ethernet 10Base-T, Ethernet 100Base-TX
	Data Transfer Rate	100 Mbps
	Data Link Protocol	Ethernet, Fast Ethernet
	Remote Management Protocol	SNMP 1, SNMP 2, RMON 1, Telnet, SNMP 3
	Connectivity Technology	Wired
	Communication Mode	Full Duplex
	Switching Protocol	Ethernet
	MAC Address Table Size	16K entries
	Status Indicators	n/a
	Features	Flow control, layer 3 switching, DHCP support, auto-negotiation, VLAN support, IGMP snooping, stackable, 3Com XRN Technology
	Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3af, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.3ae, IEEE 802.1s
Expansion / Connectivity	Expansion Slots Total (Free)	4 ( 4 ) x SFP (mini-GBIC)
Expansion / Connectivity	Interfaces	48 x network - Ethernet 10Base-T/100Base-TX/1000Base-T - RJ-45 1 x management - console - RJ-45
Miscellaneous	Compliant Standards	FCC Class A certified, CISPR 22 Class A, EN 60950, EN 61000-3-2, VCCI Class A ITE, IEC 60950, EN 61000-3-3, EN55024, UL 60950, CSA 22.2 No. 60950, FCC Part 15, ICES-003 Class A
Power	Power Device	Power supply - internal
	Voltage Required	AC 120/230 V ( 50/60 Hz )
	Power Consumption	20 Watt
Environmental Parameters	Minimum Operating Temp	32 °F
	Maximum Operating Temp	104 °F
	Operating Humidity Range	10 - 95%

3Com Switch 5500-EI PWR 52 Port Fast Ethernet Switch